From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8128EC433E6 for ; Fri, 22 Jan 2021 18:36:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 57DC923ABA for ; Fri, 22 Jan 2021 18:36:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729486AbhAVSSj (ORCPT ); Fri, 22 Jan 2021 13:18:39 -0500 Received: from mail-io1-f72.google.com ([209.85.166.72]:56714 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728692AbhAVRVr (ORCPT ); Fri, 22 Jan 2021 12:21:47 -0500 Received: by mail-io1-f72.google.com with SMTP id m2so9832895iow.23 for ; Fri, 22 Jan 2021 09:21:31 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=Pk7Ng//oZp6bx3wVbtVGOjayazYiW5CoL8C/yLltJEI=; b=ahTaQ4zG4zidfZ96WL/W6OT23E/nSe5wV/rERmyoYH+5/1FZTFZ6IRmDDtnnu052sR wHP+VuL2b90KeKQ9ER/oObulvbjP1Jp0cPSAF2T5/j7+iL7Y28BXnU5WKv8bNFvjtpGj bEy+e0qHK4uZHVthER9Xk4MYOb1KrFVdYiYsL2+fRk0TIDefAhLnBoryV8GqaRrPQeFx RvfzEM7k/aZt+HO5WloU2QowA8WU4ZCsjakiskOPkT7gvHhjkeC3rpAlVxEwFDXFHQ5H 1MiH2uCQnrVkoXSDXeKWe0QgXm79IVLKHJCxdatD+pkby37lCN+vDgJllxWttEzeba0z QTdA== X-Gm-Message-State: AOAM533Ap/A99e949NT8+BEzrqtjANor3UyUTcP4Lk7mGNzAjpDKT3MA yEGPD3NaKXibPaEWQJkxl4dJ97IFnIXkzAaHqtqXp6asJq2I X-Google-Smtp-Source: ABdhPJwuxS5IKE8JH++C9E5iRtlObmCnWu4CK74jGYoTCgwtMlPdCoSd+1qaXik20vfyPhex6LbwlMtwbLleEB929XQ3egRqvMN8 MIME-Version: 1.0 X-Received: by 2002:a6b:4003:: with SMTP id k3mr4151669ioa.105.1611336066630; Fri, 22 Jan 2021 09:21:06 -0800 (PST) Date: Fri, 22 Jan 2021 09:21:06 -0800 In-Reply-To: <000000000000a358f905ae6b5dc6@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000dd897e05b9806982@google.com> Subject: Re: KASAN: use-after-free Read in dump_schedule From: syzbot To: anant.thazhemadam@gmail.com, anmol.karan123@gmail.com, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, jhs@mojatatu.com, jiri@resnulli.us, kadlec@netfilter.org, kuba@kernel.org, leandro.maciel.dorileo@intel.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, subashab@codeaurora.org, syzkaller-bugs@googlegroups.com, vedang.patel@intel.com, xiyou.wangcong@gmail.com, yoshfuji@linux-ipv6.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit cc00bcaa589914096edef7fb87ca5cee4a166b5c Author: Subash Abhinov Kasiviswanathan Date: Wed Nov 25 18:27:22 2020 +0000 netfilter: x_tables: Switch synchronization to RCU bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10879d68d00000 start commit: 59126901 Merge tag 'perf-tools-fixes-for-v5.9-2020-09-03' .. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=3c5f6ce8d5b68299 dashboard link: https://syzkaller.appspot.com/bug?extid=621fd33c0b53d15ee8de syz repro: https://syzkaller.appspot.com/x/repro.syz?x=152c3af9900000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12213b71900000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: netfilter: x_tables: Switch synchronization to RCU For information about bisection process see: https://goo.gl/tpsmEJ#bisection